Home / 8,836.68-12,195.72-5,110.68

Finding the Fourth Proportional to 8,836.68, 12,195.72 and 5,110.68

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Solution

The fourth proportional to 8,836.68, 12,195.72 and 5,110.68 is: 7,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.68 : 12,195.72 = 5,110.68 : x
  2. Step 2: Convert to fraction form
    8,836.68/12,195.72 = 5,110.68/x
  3. Step 3: Cross multiply
    8,836.68x = 12,195.72 × 5,110.68
  4. Step 4: Simplify right side
    8,836.68x = 62,328,422.29
  5. Step 5: Solve for x
    x = 62,328,422.29/8,836.68
  6. Step 6: Final answer
    x = 7,053.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.